Comet 15P/Finlay
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2021-09-07 00:20
Toolтелескоп SW 10 dob
Observation's placeSukhinichi
Magnitude12.5:
Comparison stars sourceAQ - APASS catalog
MethodS - Sidgwick`s method
Coma diameter(')1
Tail's lengthNot set
Condensation2/
Positional angle of tailNot set
Bortl's scaleNot set
Aperture25.4 cm
Focal length (mm)1200
Type of toolL - Newtonian reflector
Magnification120
Field of view (°)0.42
SQM-L in zenith
Light pollution zoneYellow
Lm
Comment
Morris Format2021 Sep 7.01 UT: m1=12.5:, Dia.=1', DC=2.5 ...25.4-cm L (120x) ...Alexsandr Morozov (Sukhinichi, Russia)